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Male Sigurd (Syward) Biornsson , Jarl of Northumbria Click to view Sigurd (Syward) Biornsson , Jarl of Northumbria in the family tree

Sigurd (Syward) was born about 0990 in Denmark.  Sigurd (Syward)'s father was Biorn Ulfiusson , Jarl of Denmark.  His paternal grandfather was Ulfius Shratlingusson.  He was an only child.  He died in 1055 in York, Yorkshire, England.

Sigurd (Syward)'s family with Aelflaed of Northumbria

They had a son and a daughter, named Waltheof II Earl of Huntingdon & and Sibyl.

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